丝印：BD18397；Package：HTSSOP-C48R；2 ch/3 ch Current LED Driver with SPI for Automotive

General Description The BD18397/98RUV-M are 2 ch/3 ch synchronous buck DC/DC LED drivers with using on-time topology supporting near fixed switching frequency and fast switching duty regulation and with using average LED current feed buck topology for more accreted LED current regulation sys

文件：3.62801 Mbytes 页数：84 Pages

ROHM

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丝印：BD18397；Package：HTSSOP-C48R；2 ch/3 ch Current LED Driver with SPI for Automotive

Features ◼ AEC-Q100 Qualified(Note 1) ◼ ISO 26262 Process Compliant to Support ASIL-B ◼ On-time Topology for Near Fixed Frequency Switching ◼ Average LED Current Regulation ◼ Protection Diodes Less for Current Sense Pins ◼ Cycle-by-cycle Switch Over Current Protection ◼ Thermal Shutdown (TS

文件：5.03242 Mbytes 页数：87 Pages

ROHM

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丝印：BD18397EUV；Package：HTSSOP-C48；2 ch/3 ch Current LED Driver with SPI for Automotive

Features ◼ AEC-Q100 Qualified(Note 1) ◼ ISO 26262 Process Compliant to Support ASIL-B ◼ On-time Topology for Near Fixed Frequency Switching ◼ Average LED Current Regulation ◼ Protection Diodes Less for Current Sense Pins ◼ Cycle-by-cycle Switch Over Current Protection ◼ Thermal Shutdown (TS

文件：5.03242 Mbytes 页数：87 Pages

ROHM

罗姆

丝印：BD18397；Package：HTSSOP-C48R；2 ch/3 ch Current LED Driver with SPI for Automotive

Features ◼ AEC-Q100 Qualified(Note 1) ◼ ISO 26262 Process Compliant to Support ASIL-B ◼ On-time Topology for Near Fixed Frequency Switching ◼ Average LED Current Regulation ◼ Protection Diodes Less for Current Sense Pins ◼ Cycle-by-cycle Switch Over Current Protection ◼ Thermal Shutdown (TS

文件：5.03242 Mbytes 页数：87 Pages

ROHM

罗姆

丝印：BD18397；Package：HTSSOP-C48R；2 ch/3 ch Current LED Driver with SPI for Automotive

General Description The BD18397/98RUV-M are 2 ch/3 ch synchronous buck DC/DC LED drivers with using on-time topology supporting near fixed switching frequency and fast switching duty regulation and with using average LED current feed buck topology for more accreted LED current regulation sys

文件：3.62801 Mbytes 页数：84 Pages

ROHM

罗姆

丝印：BD18397EUV；Package：HTSSOP-C48；2 ch/3 ch Current LED Driver with SPI for Automotive

Features ◼ AEC-Q100 Qualified(Note 1) ◼ ISO 26262 Process Compliant to Support ASIL-B ◼ On-time Topology for Near Fixed Frequency Switching ◼ Average LED Current Regulation ◼ Protection Diodes Less for Current Sense Pins ◼ Cycle-by-cycle Switch Over Current Protection ◼ Thermal Shutdown (TS

文件：5.03242 Mbytes 页数：87 Pages

ROHM

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丝印：D18397A；Package：HTSSOP-C48；2 ch/3 ch Current LED Driver with BD18397ARUV-M BD18398ARUV-M BD18397AEUV-M BD18398AEUV-M

Features ◼ AEC-Q100 Qualified(Note 1) ◼ ISO 26262 Process Compliant to Support ASIL-B ◼ On-time Topology for Near Fixed Frequency Switching ◼ Average LED Current Regulation ◼ Protection Diodes Less for Current Sense Pins ◼ Cycle-by-cycle Switch Over Current Protection ◼ Thermal Shutdown (TS

文件：4.29217 Mbytes 页数：86 Pages

ROHM

罗姆

丝印：D18397A；Package：HTSSOP-C48R；2 ch/3 ch Current LED Driver with BD18397ARUV-M BD18398ARUV-M BD18397AEUV-M BD18398AEUV-M

Features ◼ AEC-Q100 Qualified(Note 1) ◼ ISO 26262 Process Compliant to Support ASIL-B ◼ On-time Topology for Near Fixed Frequency Switching ◼ Average LED Current Regulation ◼ Protection Diodes Less for Current Sense Pins ◼ Cycle-by-cycle Switch Over Current Protection ◼ Thermal Shutdown (TS

文件：4.29217 Mbytes 页数：86 Pages

ROHM

罗姆

2 ch/3 ch Current LED Driver with BD18397ARUV-M BD18398ARUV-M BD18397AEUV-M BD18398AEUV-M

Features ◼ AEC-Q100 Qualified(Note 1) ◼ ISO 26262 Process Compliant to Support ASIL-B ◼ On-time Topology for Near Fixed Frequency Switching ◼ Average LED Current Regulation ◼ Protection Diodes Less for Current Sense Pins ◼ Cycle-by-cycle Switch Over Current Protection ◼ Thermal Shutdown (TS

文件：4.29217 Mbytes 页数：86 Pages

ROHM

罗姆

2 ch/3 ch Current LED Driver with BD18397ARUV-M BD18398ARUV-M BD18397AEUV-M BD18398AEUV-M

Features ◼ AEC-Q100 Qualified(Note 1) ◼ ISO 26262 Process Compliant to Support ASIL-B ◼ On-time Topology for Near Fixed Frequency Switching ◼ Average LED Current Regulation ◼ Protection Diodes Less for Current Sense Pins ◼ Cycle-by-cycle Switch Over Current Protection ◼ Thermal Shutdown (TS

文件：4.29217 Mbytes 页数：86 Pages

ROHM

罗姆